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DISASSEMBLY
Drive out needle bearings, from inside bore of main drive
gear. Do not reuse bearings after removal.
ASSEMBLY
1.
Use
INNER/OUTER MAIN DRIVE GEAR NEEDLE
BEARING INSTALLATION TOOL (Part No.
See
Figure 6-38.
The tool is stamped 0.080 in. (2.032
mm) for the end of the tool to be used for driving the
bearing into the inner end and 0.315 in. (8.001 mm) for
the outer end bearing.
2.
Place main drive gear on a press. With the bearing instal-
lation tool, press in the outer bearing to a depth of 0.315-
0.285 in. (8.001-7.239 mm). Press in the inner bearing to
a depth of 0.080 in. (2.032 mm). The installation tool will
automatically bottom on the gear when the correct depth
is reached.
INSTALLATION
1.
Replace main drive gear bearing. See
BEARINGS, INSTALLATION
2.
Use MAIN DRIVE GEAR REMOVER AND INSTALLER
TOOL. See
Figure 6-39.
(5) followed by main drive gear (4) over end of bolt. From
inside of case insert bolt and main drive gear through
inner race of ball bearing.
3.
Insert threaded end of bolt (2) through installer cup (3)
and thrust washer (1). Thread nut (6) onto end of bolt (2).
Tighten nut (6) until shoulder on gear (4) bottoms against
inner race of bearing.
4.
See
Figure 6-35.
Tap in new seal (3) at threaded end of
5th gear.
www.PlanDeGraissage.org
HD-37842A).
ACCESS DOOR
on
page
6-28.
Take bolt (2) and place washer
3554
Needle bearing
installation tool
Figure 6-38. Needle Bearing Installation Tool
xlh0643
1.
Thrust washer
4.
2.
Bolt
5.
3.
Installer cup
6.
Figure 6-39. Main Drive Gear Installation
Ram
Main drive gear
5th gear
Washer
Nut
6-27
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